<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Vue  生命周期函数</title>
    <script src="./vue.js"></script>
</head>
<body>
    <div id="app"></div>
    <script>
        //原生
       // var dom = document.getById('app');
       // dom.innerHtml = 'hello word';
       //  生命周期函数就是vue 实例在某一个时间点会自动执行的函数
       var app = new Vue({
           el:"#app",
           template:"<div>{{content}}</div>",
           data:{
               content:'hello word'
           }, 
           beforeCreate:function(){
               console.log(beforeCreate);
           },
           created:function(){
               console.log(created);
           },
           beforeMount:function(){
            console.log(this.$el);
            console.log(beforeMount);
           },
           mounted:function(){
            console.log(this.$el);
            console.log(mounted);
           },
           beforeDestroy:function(){
            console.log(beforeDestroy);
           },
           destroyed:function(){
            console.log(destroyed);
           },
           beforeUpdate:function(){
            console.log(beforeUpdate);
           },
           updated:function(){
            console.log(updated);
           },
       });
       

    </script>
</body>
</html>